// Either way, this should undo both calls to Notify above.
	if ignore {
		Ignore(syscall.SIGWINCH, syscall.SIGHUP)
		// Don't bother deferring a call to Reset: it is documented to undo Notify,
		// but its documentation says nothing about Ignore, and (as of the time of
		// writing) it empirically does not undo an Ignore.
	} else {
		Reset(syscall.SIGWINCH, syscall.SIGHUP)
	}

	// * A node fails and causes one of the oldRS pods to become unavailable. However, 13 - 8 - 5 = 0, so the oldRS won't be scaled down.
	// * The user notices the crashloop and does kubectl rollout undo to rollback.
	// * newRSPodsUnavailable is 1, since we rolled back to the good replica set, so maxScaledDown = 13 - 8 - 1 = 4. 4 of the crashlooping pods will be scaled down.

	for i := len(dirs) - 1; i >= 0; i-- {
		err := os.Chmod(dirs[i].path, dirs[i].mode&^0222)
		if err != nil {
			dirs = dirs[i:] // Only undo what we did so far.
			undo()
			fatalf("failed to make GOROOT read-only: %v", err)
		}
	}

	return undo
}

// raceDetectorSupported is a copy of the function
// internal/platform.RaceDetectorSupported, which can't be used here

		// context register and immediately save it to 0(SP).
		// Get the methodValue from 0(SP).
		arg0 := frame.sp + sys.MinFrameSize

		minSP := frame.fp
		if !usesLR {
			// The CALL itself pushes a word.
			// Undo that adjustment.
			minSP -= goarch.PtrSize
		}
		if arg0 >= minSP {
			// The function hasn't started yet.
			// This only happens if f was the
			// start function of a new goroutine

                server = uri("https://ge.gradle.org")
                enabled.convention(project.predictiveTestSelectionEnabled)
            }
        }
    }
}

fun removeTeamcityTempProperty() {
    // Undo: https://github.com/JetBrains/teamcity-gradle/blob/e1dc98db0505748df7bea2e61b5ee3a3ba9933db/gradle-runner-agent/src/main/scripts/init.gradle#L818
    if (project.hasProperty("teamcity")) {

  /**
   * Discouraged synonym for {@link #compareFalseFirst}.
   *
   * @deprecated Use {@link #compareFalseFirst}; or, if the parameters passed are being either
   *     negated or reversed, undo the negation or reversal and use {@link #compareTrueFirst}.
   * @since 19.0
   */
  @Deprecated
  public final ComparisonChain compare(Boolean left, Boolean right) {
    return compareFalseFirst(left, right);
  }

			break loop
		}
		r.last, r.hi = code, r.hi+1
		if r.hi >= r.overflow {
			if r.hi > r.overflow {
				panic("unreachable")
			}
			if r.width == maxWidth {
				r.last = decoderInvalidCode
				// Undo the d.hi++ a few lines above, so that (1) we maintain
				// the invariant that d.hi < d.overflow, and (2) d.hi does not
				// eventually overflow a uint16.
				r.hi--
			} else {
				r.width++

	case *ast.IndexExpr:
		// TODO(gri): should treat[] like parentheses and undo one level of depth
		p.expr1(x.X, token.HighestPrec, 1)
		p.setPos(x.Lbrack)
		p.print(token.LBRACK)
		p.expr0(x.Index, depth+1)
		p.setPos(x.Rbrack)
		p.print(token.RBRACK)

	case *ast.IndexListExpr:
		// TODO(gri): as for IndexExpr, should treat [] like parentheses and undo
		// one level of depth
		p.expr1(x.X, token.HighestPrec, 1)

			// point we've successfully renamed tmpProjid
			// to the real thing, but renaming tmpProject
			// to the real file failed.  There's not much we
			// can do in this position.  Anything we could do
			// to try to undo it would itself be likely to fail.
		}
		os.Remove(tmpProjects)
	}
	return fmt.Errorf("unable to write project files: %v", err)
}

			gcController.totalAlloc.Add(slotsUsed * int64(s.elemsize))

			if s.sweepgen != sg+1 {
				// refill conservatively counted unallocated slots in gcController.heapLive.
				// Undo this.
				//
				// If this span was cached before sweep, then gcController.heapLive was totally
				// recomputed since caching this span, so we don't do this for stale spans.